5 下列何種成分存在於革蘭氏陽性細菌細胞壁,但不存在於革蘭氏陰性細菌細胞壁?
(A)carboxylic acid
(B)teichoic acid
(C)hydroxymyristic acid
(D)deoxyoctanoic acid

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統計: A(58), B(1504), C(43), D(27), E(0) #672008